What rotation was applied to triangle DEF to create triangle D'E'F'? None of the above
90° counterclockwise
180°
90° clockwise

The length of triangle base is 26. a line, which is parallel to the base divides the triangle into two equal area parts. find the length of the segment between triangle legs.

F(n + 1) = f(n) – 8. if f(1) = 100, what is f(6)?

Given: m∠ adb = m∠cdb ad ≅ dc prove: m∠ bac = m∠bca lol